Shown are State Fire Marshal Deputy Billy Lang with his canine, Lizzie looking for clues as to what may have started a house fire on Tuesday evening in Roscoe. Also shown are Sweetwater Fire Marshal Richard Spradlin and Sweetwater Fire Department Training Officer Billy Villanueva.

Shown are State Fire Marshal Deputy Billy Lang with his canine, Lizzie looking for clues as to what may have started a house fire on Tuesday evening in Roscoe. Also shown are Sweetwater Fire Marshal Richard Spradlin and Sweetwater Fire Department Training Officer Billy Villanueva.